Shooters are drawn to rimfire cartridges primarily due to the per-shot costs being significantly less than those of comparable center-rifle rifle cartridges. However, their downfall is lackluster terminal ballistics—that is, until now. Winchester’s new economical .17 Winchester Super Magnum (WSM) cartridge defies convention, and in doing so handily becomes the highest-performance rimfire extant.
Both cartridges come with some points of interest—or gripes, depending on who you ask—that make them unique, and while fans in each camp fervently wave their flags, it may help if we better understood where they’re coming from.
Between the .458 Win. Mag and the .458 Lott, which is the better choice for a prospective big-game hunter? Contributor Philip Massaro takes a closer look at what makes each cartridge tick.
How does the new .300 PRC stack up against the renowned .300 Win. Mag? Contributor Philip Massaro takes a closer look at what makes each cartridge tick.